Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10992173 | Optimized gate driver for low voltage power loss protection system | Thuc Huu Lam, Tung Van Nguyen, Hue Khac Trinh | 2021-04-27 |
| 10985644 | Optimized gate driver for low voltage power loss protection system | Thuc Huu Lam, Tung Van Nguyen, Hue Khac Trinh | 2021-04-20 |
| 9946279 | Programmable voltage setting with open and short circuit protection | Tung Van Nguyen, Hiroshi Watanabe | 2018-04-17 |
| 9435551 | Dehumidifier dryer using ambient heat enhancement | — | 2016-09-06 |
| 9178413 | Power factor correction autodetect | Steven Huynh, Hue Khac Trinh, Duong Cong Le, Degang Xia | 2015-11-03 |
| 8262263 | High reliability cooling system for LED lamps using dual mode heat transfer loops | — | 2012-09-11 |
| 6745830 | Heat pipe loop with pump assistance | — | 2004-06-08 |
| 6742284 | Energy efficient tobacco curing and drying system with heat pipe heat recovery | — | 2004-06-01 |
| 6209223 | Grain drying system with high efficiency dehumidifier and modular drying bin | — | 2001-04-03 |
| 5921315 | Three-dimensional heat pipe | — | 1999-07-13 |
| 5845702 | Serpentine heat pipe and dehumidification application in air conditioning systems | — | 1998-12-08 |
| 5749415 | Roof curb assembly with integral dehumidifier heat pipe controlled by a bypass system | — | 1998-05-12 |
| 5582246 | Finned tube heat exchanger with secondary star fins and method for its production | — | 1996-12-10 |
| 5564184 | Method for making heat pipes | — | 1996-10-15 |
| 5487114 | Magnetless speaker | — | 1996-01-23 |
| 5448897 | Booster heat pipe for air-conditioning systems | — | 1995-09-12 |
| 5404938 | Single assembly heat transfer device | — | 1995-04-11 |
| 5388958 | Bladeless impeller and impeller having internal heat transfer mechanism | — | 1995-02-14 |
| 5348270 | Bladder damper | — | 1994-09-20 |
| 5343632 | Closed-loop drying process and system | — | 1994-09-06 |
| 5333470 | Booster heat pipe for air-conditioning systems | — | 1994-08-02 |
| 5269151 | Passive defrost system using waste heat | — | 1993-12-14 |
| 4938035 | Regenerative fresh-air air conditioning system and method | — | 1990-07-03 |
| 4827733 | Indirect evaporative cooling system | — | 1989-05-09 |
| 4607498 | High efficiency air-conditioner/dehumidifier | — | 1986-08-26 |